US$ 124.75
Measures the mechanical equivalent of heat in a classic Joule-style economy calorimeter
all faces polished and packaged in a wooden storage box
For image formation studies on optical benches
zero-offset rod
and cross-section
Economy Handheld Spectroscope, 6-Pack Capacity_10mL Measures the mechanical equivalent ofDiffraction grating spectroscopes with a rotating slit cap, supplied as a small group pack for identifying visible light wavelengths from lamps and discharge sources.
US$ 124.75
US$ 443.06
US$ 130.89
US$ 224.50
US$ 3758.97
US$ 138.90
US$ 261.19